Omnizone™ Variable Volume Water-Cooled Cooling Unit
Technical Specifications
At a glance
Heat Rejection
Water-CooledType
Cooling Only, Modular, Variable Air VolumeCapacity Range
30 - 60 TonsFeatures
Performance Features
Capacities of 30, 40, 50, and 60 tons
EER of up to 14.0
ASHRAE 90.1 compliant
Variety of drive and motor options for low and medium static pressure applications
Coaxial tube-in-tube design condensers
Electronically and mechanically independent refrigerant circuits
Supply fan housing and wheels designed for quiet, low-velocity operation
Factory-installed VFD
Direct expansion evaporator coil
One or two forward-curved, high pressure Class II fan assemblies
Fully insulated, unpainted, galvanized steel cabinet
Compressors mounted on rubber grommets
Reliability Features
Crankcase heater
Scroll compressors
Microprocessor control system including A2L leak detection safety features
TXV refrigerant metering device
Compressors with high and low pressure cut outs and overtemperature protection
Safely operates without water regulating valves with entering-water temperature as low as 50° F
Steel outer condenser water tubes
Choice of copper or cupronickel inner condenser water tubes
Factory wired and tested before shipment
Tested in accordance with UL Standard 60335-2-40 and listed with UL and UL, Canada
Standard modulating hot gas reheat and hot gas bypass
Standard Carrier SCU Open controller provides: Communications, Time schedule, VFD fan speed control, Compressor staging algorithms, Service diagnostics, alarms, and alarm history, Service and start-up run test capability
Maintenance Features
4-in., 30% efficiency, return-air filters
Insulated divider panel between air-handling and compressor sections for service testing without air bypass
All service can be done through removable panels
No tools required to change filters
Installation Features
Shipped with R-454b
Available in Highboy or Lowboy modular construction to meet demanding installations
Can be reassembled in place
Flanges provided on condenser and evaporator inlet and outlet
Single point electrical connection
Standard Warranty
One-year unit
Options
Field-Installed Accessories
Water-side economizer for added energy efficiency.
Cupronickel heat exchangers for enhanced durability.
Hot water coil for auxiliary heating functions.
Extended range option for versatile applications.
Physical Data
| Size | Nominal Cooling Capacity (tons) | Gross Cooling Capacity (Btuh) | Nominal Airflow (Cfm) | EER | Nominal Water Flow (gpm) | Weights (lbs) | Dimensions (in) (L x W x H) |
| 034 | 30 | 377,300 | 9,000 | 10.5 | 90 | 2,580 | 69¾ x 51⅝ x 117¼ |
| 044 | 40 | 547,900 | 12,000 | 14.0 | 120 | 4,334 | 139½ x 51⅝ x 117¼ |
| 054 | 50 | 625,700 | 15,000 | 12.7 | 150 | 5,198 | 139½ x 51⅝ x 117¼ |
| 064 | 60 | 754,600 | 18,000 | 10.5 | 180 | 5,230 | 139½ x 51⅝ x 117¼ |
Documents
Controls
50VQP 210-360 (Cooling Only), and 50BVW Start-Up, Operation and Controls Troubleshooting with SCU Open Controller
Guide Specifications
50BVW Guide Specifications, 30 to 60 tons
Installation
50BV020-064 Omnizone™ Water-Cooled Indoor Self-Contained Systems
Press Release
Omnizone Indoor-Self-Contained Systems Provide Versatile, Efficient Floor-by-Floor Comfort
Product Data
50BV034-064 Omnizone™ Water-Cooled Indoor Self-Contained Systems and Water Source Heat Pumps, 30 to 60 Nominal Tons
Warranty Card
Warranty - Standard Product Warranty for Commercial Equipment